This catalog view contains a row for each conversation group.
Identifier for the conversation group. Not NULLABLE.
Identifier of the service for conversations in this group. Not NULLABLE.
Indicates whether this is a system instance or not. NULLABLE.
In SQL Server 2005 and later versions, the visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.